/*调整rem*/
html{
	font-size: 62.5%;
}
/*重置样式*/
a{
	text-decoration: none;
}
/*内容样式*/
.header{
	background-color: #f7f7f7;
	/*position: fixed;*/
	left: 0px;
	top: 0px;
	right: 0px;
	z-index: 2;
}
.header__wrap{
	position: relative;
	
	/*width: 100rem;*/
	
	height: 80px;
}
.header__logo{
	width: 150px;
	height: 38px;
	line-height: 38px;
	color: #07111b;
	font-size: 2rem;
	text-indent: 50px;
	background: url('../img/logo.png') left center no-repeat;
	background-size: 38px 38px;
	position: absolute;
	margin-top: -19px;
	top: 50%;
	left: 20px; 
}
.header__nav{
   position: absolute;
   right: 20px;
   height: 38px;
   top: 50%;
   margin-top: -19px;
}
.header__nav-item{
   color: #0f1010;
   font-size: 1.4rem;
   display: block;
   height: 38px;
   line-height: 38px;
   float: left;
   width: 60px;
   /*margin-left: 40px;*/
   padding: 0px 20px;
   text-align: center;
   transition: all 1s;
}
.header__nav-item:hover{
   color: #d11111;
}




.header__nav-item_tip{
   width: 60px;
   height: 2px;
   background: #ee1313;
   position: absolute;
   bottom: 0;
   left: 0;
   transition: all .5s;
   margin-left: 20px;
}
/*导航条渐进动画*/
.header__nav-item_custom_button{
	background: #000;
	color: #f4f4f5;
	text-align: center;
	width: 90px;

}
/*1*/
.screen-1{
	color: rgb(255,255,255);
    height: 800px;
    background-color: #ececec;
    text-align: center;
    background: url(../img/bg-screen-1.png) no-repeat center bottom;
    background-size: cover;
    position: relative;
    overflow: hidden;

}
.screen-1__heading{
   position: absolute;
   top: 80px;
   width: 100%;
   font-size: 4.6rem;
   text-align: center;
}
.screen-1__heading b{
	color: #ee1313
}
.screen-1__phone{
   width: 1375px;
   height: 305px;
   background: url(../img/screen-1-phone.png) no-repeat center;
   position: absolute;
   bottom: 240px;
   left: 50%;
   margin-left: -687px;
   z-index: 3;
}
.screen-1__shadow{
   width: 1233px;
   height: 411px;
   background: url(../img/screen-1-shadow.png) no-repeat center;
   position: absolute;
   bottom: 55px;
   left: 50%;
   margin-left: -616px;
   z-index: 2;
   opacity: .8;
}
/*2*/
.screen-2{
	background: #fafafa;
	position: relative;
	height: 800px;
	overflow: hidden;
}
.screen-2__heading{
   position: absolute;
   top: 80px;
   width: 100%;
   font-size: 4.2rem;
   text-align: center;
   line-height: 4.2rem;
   color: #ee1313

}
.screen-2__subheading{
   position: absolute;
   top: 190px;
   width: 100%;
   font-size: 1.4rem;
   text-align: center;
   padding-top: 0px;
   line-height: 2.8rem;
   color: #273137;
}
.screen-2__phone{
   width: 928px;
   height: 873px;
   background: url(../img/bg-screen-2.png) no-repeat;
   position: absolute;
   bottom: -378px;
   left: 50%;
   margin-left: -464px;
   z-index: 2;
}
.screen-2__point{
	width: 108px;
	height: 22px;
	font-size: 22px;
	line-height: 22px;
	color: #4d555d;
	background: url(../img/icon-point-right.png) no-repeat center;
	position: absolute;
}
.screen-2__point__custom_left{
	padding-left: 112px;
	background: url(../img/icon-point-left.png) no-repeat center; 
}
.screen-2__point_1{
    top: 168px;
    left: -124px;
    padding-right: 156px;
}
.screen-2__point_2{
	top: 50px;
    right: 138px;
    padding-left: 196px;
}
.screen-2__point_3{
	top: 266px;
    right: 56px;
    padding-left: 196px;
}
.screen-3{
	background: #a71316;
	position: relative;
	height: 800px;
	overflow: hidden;
}
.screen-3__wrap{
	width: 1200px;
	height: 100%;
	margin: 0 auto;
	position: relative;
}
.screen-3__heading{
   position: absolute;
   top: 90px;
   width: 100%;
   font-size: 4.2rem;
   line-height: 4.2rem;
   color: #fafafa;
}
.screen-3__subheading{
   position: absolute;
   top: 180px;
   font-size: 1.4rem;
   padding-top: 0px;
   line-height: 2.8rem;
   color: #fafafa;
}
.screen-3__phone{
   width: 750px;
   height: 873px;
   background: url(../img/bg-screen-3.png) no-repeat;
   position: absolute;
   bottom: -378px;
   right: 0px;
}
.screen-3__features{
   position: absolute;
   top: 395px;
   left: 0;
   width: 320px;
   height: 280px;
   margin-left: -20px;
}
.screen-3__features__item{
	width: 138px;
	height: 118px;
	border:1px solid #cb7173;
	float: left;
	margin-left: 20px;
	margin-bottom: 20px;
	text-align: center;
	color: #fff;
	border-radius: 3px;
}
.screen-3__features__item__number{
	font-size: 36px;
	line-height: 36px;
	height: 36px;
	padding: 28px 0px 8px;
}
.screen-3__features__item__desc{
    font-size: 16px;
	line-height: 16px;
	height: 16px
}
.screen-4{
	background: #fff;
	position: relative;
	height: 800px;
}
.screen-4__wrap{
	height: 100%;
	margin: 0 auto;
	position: relative;
}
.screen-4__heading{
   position: absolute;
   top: 90px;
   width: 100%;
   font-size: 4.2rem;
   line-height: 4.2rem;
   color: #ee1313;
   text-align: center;
}
.screen-4__subheading{
   position: absolute;
   top: 180px;
   width: 100%;
   font-size: 1.4rem;
   line-height: 1.4rem;
   color: #000;
   text-align: center;

}
.screen4__type{
   height: 270px;
   position: absolute;
   bottom: 220px;
   font-size: 16px;
   margin:0 auto;
   margin-left: 90px;	
}
.screen4__type__item{
  width: 220px;
  height: 270px;
  float: left;
  position: relative;
  text-align: center;
}
.screen4__type__item{
	margin-right: 90px;
}
.screen4__type__item_1{
   	background: url(../img/phone-1.png) no-repeat center left;
}
.screen4__type__item_2{
	background: url(../img/phone-2.png) no-repeat center left;
}
.screen4__type__item_3{
	background: url(../img/phone-3.png) no-repeat center left;
}
.screen4__type__item_4{
	background: url(../img/phone-4.png) no-repeat center left;
}
.screen4__type__item__color{
	width: 100%;
	height: 16px;
	line-height: 16px;
	font-size: 16px;
	position: absolute;
	bottom: -62px;
	color: #2c3238;
}
.screen4__type__item__storage{
	width: 100%;
	height: 12px;
	line-height: 12px;
	font-size: 12px;
	position: absolute;
	color: #a4a9ae;
	bottom: -80px;
}
.screen-5{
	background: #d9dde1;
	position: relative;
	height: 800px;
	overflow: hidden;
}
.screen-5__heading{
   position: absolute;
   top: 180px;
   width: 100%;
   font-size: 4.2rem;
   line-height: 4.2rem;
   color: #ee1313;
   text-align: center;
}
.screen-5__subheading{
   position: absolute;
   top: 270px;
   width: 100%;
   font-size: 1.4rem;
   line-height: 1.4rem;
   color: #2c3238;
   text-align: center;
}
.screen-5__bg{
	width: 100%;
	height: 370px;
	position: absolute;
	top: 450px;
	background: url(../img/bg-screen-5.png) no-repeat center;
}
/*buy*/
.buy{
	height: 80px;
	background: url(../img/bg-screen-buy.png) no-repeat bottom center #2b333b;
	padding: 120px 0px;
}
.buy__button{
	width: 240px;
	height: 80px;
	line-height: 80px;
	text-align: center;
	color: #fff;
	font-size: 24px;
	margin:0 auto;
	border-radius: 3px;
	display: block;
	background: #f01414;
}
.footer{
	height: 80px;
	background:#07111b;
	color: #fff;
	text-align: center;
	line-height: 80px;
}
.outline{
  position: fixed;
  padding: 5px 10px;
  bottom: 50%;
  right: 0;
  background: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,.5)
  z-index:99;
  margin-bottom: -86px;
}
.outline__item{
  display: block;
  width: 40px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  padding: 5px 0;
  background: #fff; 
  border-top:1px solid #eee;
  color: #93999f;
}
.outline__item:first-child{
  border:none;
}
.outline-item_status_active{
  color: red;
}